package pro01;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;

public class WriteAver {
	public static void main(String args[]) {
		try {
			String filePath = "D:/我的/ec/Goods.txt";
			File file = new File(filePath);
			FileWriter writer = new FileWriter(file,true);
			
			String contentToAppend = "平均价格：4234.000\n";
			writer.write(contentToAppend);
			
			writer.close();
			System.out.println("成功添加");
		}catch (IOException e) {
			System.out.println(e);
	    }
	}
}
